Regardless of the way you do it, by selling the cards yourself, more money is collect than by selling your collection to your local game store
I had one dragon in my pool, but no other iconic creature types
Japanese print quality also carries a historical 1540% premium over English on matched cards
If a player is hopelessly behind on the board, wiping out all creatures will hurt the opponent much more than them, and that goes double for the Commander format, where multiple opponents might have stronger boards than the board wipe's caster
The one in this collection is called a "metal card," which presumably means it'll have etching similar to the Pikachu and Charizard from the Celebrations Ultra-Premium Collection
Remarkably this has led to a very large secondary market where people buy and sell the individual cards on ebay.com and tcgplayer.com), and there are websites such as mtgstocks.com to track the prices over time